XGY Grimsby Mountain, ONWeather Observed At 43-11 N 79-34 W |
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| 2026-10-25 | 3:15am | Max | Min | ||||
| Weather |
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| Temperature |
7.7 °C |
7.8 °C |
2:56am |
5.1 °C |
12:52am |
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| Relative Humidity |
83 % |
88 % |
12:47am |
80 % |
12:00am |
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| Dew Point |
5.0 °C |
5.6 °C |
2:49am |
3.3 °C |
12:04am |
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| Wind Velocity |
186 ° at 2.8 G 4.3 kt |
5.2 kt |
1:06am |
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| Pressure |
30.492 "
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30.496 " |
1:36am |
30.482 " |
12:18am |
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| Rainfall Rate |
0.0 mm/h | 0.0 mm/h |
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| Snow On Ground |
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| Brightness / Darkness |
0 W/m² /
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0 W/m² |
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| Remarks |
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| Rainfall | Today |
0.0 mm |
Storm Total |
0.0 mm |
| Snowfall | Today |
0.0 cm
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Storm Total |
0.0 cm
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| Evapotranspiration | Today |
-0.00 mm |
| Lake Conditions |
Water Temperature
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Waves
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| Meteor Index |
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| Aurora Index / Solar |
| Solar Flux
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| Sunrise | 7:44am |
Sunset | 6:20pm | ||
| Moonrise |
| Moonset |
| Moon Phase |
Full Moon
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| Grimsby Mountain Weather Maps | |||
| Local | Regional | Area | Synoptic |
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| updated H+09 and every 10m | updated H+19 and H+49 |
updated H+19 |
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| Ontario 6-Hour Meteorological Summary | |||||
| Canadian 6-Hour Meteorological Summaries |
| CLIMAT Data | ||||||||||||
| Official | Yesterday |
2004 | 2005 | 2006 | 2007 | 2008 | 2009 | Normals
& Records |
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| 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | |||
| 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 | ||||||




















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Sky Quality (Darkness) Meter courtesy of ![]() |
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| Sat
Pix |
IR Sat Pix | Radar | Lightning | |
| Water |
Ice |

